Summary

Dr. Thomas Malloy has practiced gastroenterology for 42 years and is affiliated with Essentia Health Duluth, Essentia Health Saint Marys Medical Center, Essentia Health Virginia, Essentia Health Deer River, Rainy Lake Medical Center, Tamarack Health Ashland Medical Center, Essentia Health Saint Marys Hospital Superior, and Essentia Health Saint Marys Childrens Hospital. He earned his medical degree from the Medical College of Wisconsin and sees patients in Duluth, Minnesota, and Superior, Wisconsin. He speaks English and Spanish. Patients on Vitals rate Dr. Malloy 3.5 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.5
  • 42 years of experience
  • speaks English, Spanish
  • Medical College Of Wisconsin
  • 2 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 8 hospital affiliations
  • 9 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Thomas G Malloy has 9 locations

Duluth Clinic

400 E 3rd StDuluth, MN 55805
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Essentia Health Gastroenterology

420 E 1st St Fl 2Duluth, MN 55805
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Essentia Health Saint Marys Hospital Superior

3500 Tower AveSuperior, WI 54880

Essentia Health-Northern Pines Clinic (Aurora)

115 10th Ave NE Ste ADeer River, MN 56636

Essentia Health-Northern Pines Clinic (Aurora)

1615 Maple Ln Ste 1Ashland, WI 54806
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Essentia Health Virginia

901 9th St NVirginia, MN 55792

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Dr. Thomas G Malloy JR., MDJan Seiler, APRNDr. David Jon Brandhagen, MDKathleen H Campbell
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
0 
0 
0 
42 Years of Experience 36 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English, Spanish
Duluth , MNMontgomery , ALDuluth , MNDuluth , MN
Med School: Medical College Of Wisconsin Med School: Georgia State University Med School: Mayo Medical School
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Dr. Thomas G Malloy

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Thomas G Malloy has the following specialty

Specialty Expertise

Dr. Thomas G Malloy has the following 10 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

42 Years Experience

Dr. Thomas G Malloy holds inactive and expired medical licenses in the states of Minnesota and Wisconsin.

Medical License

Medical Doctor with an inactive medical license in the state of Minnesota that expired in 2025 and an expired medical license in the state of Wisconsin that expired in 2025.

Education & Training

Medical School

Graduated from Medical College Of Wisconsin in 1984.

NPI Number

Dr. Malloy's NPI number is 1285696161.

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Frequently Asked Questions

Is Dr. Thomas Malloy accepting new patients?
Dr. Thomas Malloy is accepting new patients on Vitals. View Dr. Thomas Malloy's profile on Vitals to make an appointment.
Does Dr. Thomas Malloy accept my insurance?
You can see the insurance plans that Dr. Thomas Malloy accepts on their Vitals profile.
Which hospitals is Dr. Thomas Malloy affiliated with?
Dr. Thomas Malloy is affiliated with Essentia Health Duluth, Essentia Health Saint Marys Medical Center, Essentia Health Virginia, Essentia Health Deer River, Rainy Lake Medical Center, Tamarack Health Ashland Medical Center, Essentia Health Saint Marys Hospital Superior, and Essentia Health Saint Marys Childrens Hospital.
Where is Dr. Thomas Malloy's office located?
Dr. Thomas Malloy's office is located at 400 E 3rd St, Duluth, MN, 55805.
What languages does Dr. Thomas Malloy speak?
Dr. Thomas Malloy speaks English and Spanish.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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